body {
    margin: 0;
    background: url('../../images/Power/mr13.gif') red;
    width: 100%;
    height: 100%;
}

a {display: block; width: 100px; height: 100px; background: yellow;}

span {display: block; width: 100px; height: 50px; background: yellow;}

div {width: 200px; height: 100px; background: yellow; position: absolute; right: 0; top: 0;}